11949580

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1361}}^1$

素因数の和:1809

約数の個数: 24

約数和(自身を含む): 25169760

約数和(自身を除く): 13220180

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1361, 1756, 2195, 2722, 4390, 5444, 6805, 8780, 13610, 27220, 597479, 1194958, 2389916, 2987395, 5974790, 11949580]

約数ペア:

[(1, 11949580), (2, 5974790), (4, 2987395), (5, 2389916), (10, 1194958), (20, 597479), (439, 27220), (878, 13610), (1361, 8780), (1756, 6805), (2195, 5444), (2722, 4390)]